28642140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 96768000

約数和(自身を除く): 68125860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 54, 58, 59, 60, 62, 87, 90, 93, 108, 116, 118, 124, 135, 145, 155, 174, 177, 180, 186, 236, 261, 270, 279, 290, 295, 310, 348, 354, 372, 435, 465, 522, 531, 540, 558, 580, 590, 620, 708, 783, 837, 870, 885, 899, 930, 1044, 1062, 1116, 1180, 1305, 1395, 1566, 1593, 1674, 1711, 1740, 1770, 1798, 1829, 1860, 2124, 2610, 2655, 2697, 2790, 3132, 3186, 3348, 3422, 3540, 3596, 3658, 3915, 4185, 4495, 5133, 5220, 5310, 5394, 5487, 5580, 6372, 6844, 7316, 7830, 7965, 8091, 8370, 8555, 8990, 9145, 10266, 10620, 10788, 10974, 13485, 15399, 15660, 15930, 16182, 16461, 16740, 17110, 17980, 18290, 20532, 21948, 24273, 25665, 26970, 27435, 30798, 31860, 32364, 32922, 34220, 36580, 40455, 46197, 48546, 49383, 51330, 53041, 53940, 54870, 61596, 65844, 76995, 80910, 82305, 92394, 97092, 98766, 102660, 106082, 109740, 121365, 153990, 159123, 161820, 164610, 184788, 197532, 212164, 230985, 242730, 246915, 265205, 307980, 318246, 329220, 461970, 477369, 485460, 493830, 530410, 636492, 795615, 923940, 954738, 987660, 1060820, 1432107, 1591230, 1909476, 2386845, 2864214, 3182460, 4773690, 5728428, 7160535, 9547380, 14321070, 28642140]

約数ペア:

[(1, 28642140), (2, 14321070), (3, 9547380), (4, 7160535), (5, 5728428), (6, 4773690), (9, 3182460), (10, 2864214), (12, 2386845), (15, 1909476), (18, 1591230), (20, 1432107), (27, 1060820), (29, 987660), (30, 954738), (31, 923940), (36, 795615), (45, 636492), (54, 530410), (58, 493830), (59, 485460), (60, 477369), (62, 461970), (87, 329220), (90, 318246), (93, 307980), (108, 265205), (116, 246915), (118, 242730), (124, 230985), (135, 212164), (145, 197532), (155, 184788), (174, 164610), (177, 161820), (180, 159123), (186, 153990), (236, 121365), (261, 109740), (270, 106082), (279, 102660), (290, 98766), (295, 97092), (310, 92394), (348, 82305), (354, 80910), (372, 76995), (435, 65844), (465, 61596), (522, 54870), (531, 53940), (540, 53041), (558, 51330), (580, 49383), (590, 48546), (620, 46197), (708, 40455), (783, 36580), (837, 34220), (870, 32922), (885, 32364), (899, 31860), (930, 30798), (1044, 27435), (1062, 26970), (1116, 25665), (1180, 24273), (1305, 21948), (1395, 20532), (1566, 18290), (1593, 17980), (1674, 17110), (1711, 16740), (1740, 16461), (1770, 16182), (1798, 15930), (1829, 15660), (1860, 15399), (2124, 13485), (2610, 10974), (2655, 10788), (2697, 10620), (2790, 10266), (3132, 9145), (3186, 8990), (3348, 8555), (3422, 8370), (3540, 8091), (3596, 7965), (3658, 7830), (3915, 7316), (4185, 6844), (4495, 6372), (5133, 5580), (5220, 5487), (5310, 5394)]